package edu.upc.javarepaso;

public abstract class Aritmetica {

	public abstract int sumar(int a, int b);
	
	public abstract int sumar(String a, String b);
	
	public abstract double sumar(double a, double b);
	
	public abstract Long sumar(Long a, Long b);
	
	public void noAbstracto(){
		
	}
}
